Home / 29,227.40-43,841.10-18,729.80

Finding the Fourth Proportional to 29,227.40, 43,841.10 and 18,729.80

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Solution

The fourth proportional to 29,227.40, 43,841.10 and 18,729.80 is: 28,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,227.40 : 43,841.10 = 18,729.80 : x
  2. Step 2: Convert to fraction form
    29,227.40/43,841.10 = 18,729.80/x
  3. Step 3: Cross multiply
    29,227.40x = 43,841.10 × 18,729.80
  4. Step 4: Simplify right side
    29,227.40x = 821,135,034.78
  5. Step 5: Solve for x
    x = 821,135,034.78/29,227.40
  6. Step 6: Final answer
    x = 28,094.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.